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The DURAVENT 46DVA-CL33 is a Direct-Vent Pro 4" Inner Diameter Co-Linear Direct Vent Masonry Chimney Conversion Kit with Flex. This kit is used when installing a direct vent co-linear insert into a masonry chimney and includes a high-wind termination cap and two aluminum flex lengths, one red for exhaust and one green for air intake. The flex liner is 35' long.
This chimney liner kit is designed for direct vent gas or propane stoves, heaters, and fireplaces. It features laser-welded outer wall seams for a sleek finish.
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